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BY THE NUMBERS //

The Time of Your Life

Do people who struggle with health problems as they age share biological similarities?

By Brandon Keim // Spring 2010
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61
Percentage of Americans who die of heart disease, cancer, stroke, diabetes or Alzheimer’s, five of the most common diseases of aging — a group whose ailments might one day be treated by drugs that target an as-yet-unknown common underlying cause

1,826
Number of twins in a recent Danish study that found the greater the difference between how old each one looked to subjective assessors, the more likely the older-looking twin died first

24
Number of studies that have examined the association between low grip strength and premature mortality

3
Times by which one’s chance of dying or suffering a significant disability within six years increases if one cannot walk a quarter-mile

43
Percentage of people 100 and older who have had a history of significant age-related disease after age 80

3
Percentage of people 110 and older who have had such disease after age 80 — suggesting that these people might share an underlying biological similarity that those who don’t live that long do not

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Longevity Research: Is Aging a Disease?

longevity

If illnesses that strike late in life have a common root, similar therapies might help us avoid many of them.

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